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Mid Level Frontend Developer React Js Jobs in Illinois

Frontend Web and App Developer

Champaign, IL · On-site

$97K - $113K/yr

To ensure success as a react.js developer, you should have in-depth knowledge of JavaScript and React concepts, excellent front-end coding skills, and a good understanding of progressive web ...

Frontend Web and App Developer

Champaign, IL · On-site

$97K - $113K/yr

To ensure success as a react.js developer, you should have in-depth knowledge of JavaScript and React concepts, excellent front-end coding skills, and a good understanding of progressive web ...

Frontend Web and App Developer

Champaign, IL · On-site

$97K - $113K/yr

To ensure success as a react.js developer, you should have in-depth knowledge of JavaScript and React concepts, excellent front-end coding skills, and a good understanding of progressive web ...

React .NET Developer based in Lisle, IL. The successful candidate will be responsible for ... This role requires strong technical skills in React.js, Core .NET, SQL, and ADO.NET.

New

UI developer ( React.JS)

Chicago, IL · On-site

$51.50 - $67/hr

At least 1 year of React.JS experience. At least 3 years of experience in translating functional ... Experience and understanding of in Production support and performance engineering. Technical Skills.

NET, SQL Server, REST APIs · Frontend: React.js, JavaScript, HTML, CSS · Cloud: Microsoft Azure ... DevOps: Azure DevOps, CI/CD · Architecture: Microservices, Cloud-Native Applications · ...

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Mid Level Frontend Developer React Js information

What is the difference between Mid Level Frontend Developer React Js vs Frontend Developer Vue.js?

AspectMid Level Frontend Developer React JsFrontend Developer Vue.js
Required SkillsProficiency in React.js, JavaScript, HTML, CSS, state managementProficiency in Vue.js, JavaScript, HTML, CSS, component-based architecture
Work EnvironmentWeb development teams using React.js frameworksWeb development teams utilizing Vue.js frameworks
Common Industry UsagePopular in large-scale applications, enterprise solutionsFavored for flexible, lightweight projects, startups

Both roles require strong JavaScript skills and familiarity with modern frontend frameworks. The main difference lies in the specific framework: React.js is widely used in enterprise environments, while Vue.js is known for its simplicity and flexibility. Choosing between them depends on the project requirements and team preferences.

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Next.js Front End Developer - Headless/Full Stack

Next.js Front End Developer - Headless/Full Stack

Americaneagle.com

Des Plaines, IL • On-site

$90K - $130K/yr

Full-time

Re-posted yesterday


Job description

Americaneagle.com is a family-owned web design, development, and digital marketing agency with a passionate belief in the power of technology to positively transform business practices. Our focus is on helping customers grow and achieve success in the digital space.
We cover a variety of different industries, including eCommerce, associations & nonprofits, government, healthcare, sports & entertainment, transportation, and more.
The company was recently named by Built In Chicago as one of the best places to work and to Inc.com's list of 5000 fastest-growing private companies for the past eight years.
We're looking for a strong, self-sufficient Next.js Front-End Developer to join our team. You'll work across multiple projects, collaborating with designers, project managers, and back-end developers to deliver fast, accessible, production-ready experiences in a modern front-end environment.
Responsibilities
  • Build and maintain modern React and Next.js front-end implementations across multiple customer projects
  • Develop scalable, reusable UI components and front-end architectures
  • Translate Figma designs into high-quality, responsive, and accessible user experiences
  • Own front-end features throughout the full project lifecycle, from requirements and technical discovery through implementation, QA, and release
  • Integrate with backend services, APIs, and headless CMS platforms while handling real-world edge cases
  • Optimize application performance using appropriate Next.js rendering strategies (SSR, SSG, ISR, CSR)
  • Collaborate with designers, project managers, backend developers, and project teams to deliver high-quality digital experiences
  • Contribute to coding standards, architectural decisions, code reviews, and front-end best practices
  • Participate in project estimation, technical discovery, and solution planning
Required Experience
  • Bachelor's degree
  • 5+ years of professional experience building web applications with JavaScript and TypeScript
  • 4+ years building React applications
  • 2+ years of hands-on experience with Next.js projects
  • Experience building accessible user interfaces and applying WCAG accessibility standards
  • Comfortable working with REST / GraphQL APIs
  • Experience with modern CSS approaches (Tailwind, CSS Modules, BEM, or similar)
  • Experience with Git-based workflows, pull requests, and peer code review
  • Strong understanding of Next.js App Router & Page Router
  • Strong understanding of React patterns, hooks, state management, and component architecture
  • Strong understanding of rendering strategies (SSR / SSG / ISR / CSR)
  • Understanding of client vs. server components and hydration
  • Knowledge of performance optimization and bundle size management
  • Strong understanding of semantic HTML
Nice to Haves
  • Experience working with headless CMS environments (Sitecore XM Cloud or similar)
  • Exposure to A/B testing, middleware, or edge functions
  • Familiarity with Docker or CI/CD pipelines
  • Agency, consulting, or customer-facing project experience working across multiple concurrent projects and client teams
  • Comfortable leveraging AI-assisted development tools

Americaneagle.com provides its employees with an energetic work environment and opportunities to further develop their skills. Our dedication to growing our team is how we can produce excellent sites and applications for our clients. We do all of this while maintaining a family value focus and pushing for a good work-life balance. The US-based salary range for this full-time position is $90,000-$130,000 per year. Within this range, individual pay is determined by job-related skills, experience, and relevant education or training. At Americaneagle.com, we are committed to providing a comprehensive benefits package, a positive work environment, company activities and more. To see our benefits and what we've been up to, click here !